Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Quando Richmond era o time da casa, quem era o time visitante?
 ###Tabelas: CREATE TABLE round_1 (round_1_id AUTO_INCREMENT PRIMARY KEY, Home team VARCHAR, Home team score VARCHAR, Away team VARCHAR, Away team score VARCHAR, Venue VARCHAR, Date VARCHAR) CREATE TABLE singles:_5_3_titles_2_runner-ups (singles:_5_3_titles_2_runner-ups_id AUTO_INCREMENT PRIMARY KEY, Outcome VARCHAR, Date VARCHAR, Surface VARCHAR, Opponent in the final VARCHAR, Score in the final VARCHAR) CREATE TABLE expansion_draft_selections (expansion_draft_selections_id AUTO_INCREMENT PRIMARY KEY, Pick INT, Player VARCHAR, Nationality VARCHAR, New WNBA Team VARCHAR, Former WNBA Team VARCHAR, College/Country/Team VARCHAR) CREATE TABLE ap_poll (ap_poll_id AUTO_INCREMENT PRIMARY KEY, Preseason VARCHAR, Week 1 Aug 26 VARCHAR, Week 2 Sept 2 VARCHAR, Week 3 Sept 8 VARCHAR, Week 4 Sept 15 VARCHAR, Week 5 Sept 22 VARCHAR, Week 6 Sept 29 VARCHAR, Week 7 Oct 6 VARCHAR, Week 8 Oct 13 VARCHAR, Week 9 Oct 20 VARCHAR, Week 10 Oct 27 VARCHAR, Week 11 Nov 3 VARCHAR, Week 12 Nov 10 VARCHAR, Week 13 Nov 17 VARCHAR, Week 14 Nov 24 VARCHAR, Week 15 Dec 1 VARCHAR, Week 16 Dec 8 VARCHAR, Week 17 (Final) Jan 4 VARCHAR) CREATE TABLE affiliates (affiliates_id AUTO_INCREMENT PRIMARY KEY, Calls VARCHAR, Frequency VARCHAR, Branding VARCHAR, Format VARCHAR, Timeslot VARCHAR, Group owner VARCHAR)  
SELECT Away team FROM round_1 WHERE Home team = richmond